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| Radeon HD 8970 vs 7970 |
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Differences What are the advantages of each
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Better floating-point performance | 5,376 GFLOPS | vs | 3,789 GFLOPS | More than 40% better floating-point performance | |||
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Higher clock speed | 1,050 MHz | vs | 925 MHz | Around 15% higher clock speed | |||
Higher texture rate | 168 GTexel/s | vs | 118.4 GTexel/s | More than 40% higher texture rate | |||
Higher pixel rate | 50.4 GPixel/s | vs | 29.6 GPixel/s | More than 70% higher pixel rate | |||
Higher memory bandwidth | 288 GB/s | vs | 264 GB/s | Around 10% higher memory bandwidth | |||
Higher effective memory clock speed | 6,000 MHz | vs | 5,500 MHz | Around 10% higher effective memory clock speed | |||
More render output processors | 48 | vs | 32 | 16 more render output processors | |||
More shading units | 2,560 | vs | 2,048 | 512 more shading units | |||
More compute units | 40 | vs | 32 | 8 more compute units | |||
Higher memory clock speed | 1,500 MHz | vs | 1,375 MHz | Around 10% higher memory clock speed | |||
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GPUBoss is not aware of any important advantages of the 7970 vs the 8970. | |||||||
Features Key features of the Radeon HD 8970 vs 7970
memory bandwidth Rate at which data can be read from or stored in onboard memory
Radeon HD 8970
288 GB/s
Radeon HD 7970
264 GB/s
pixel rate Number of pixels a graphics card can render to the screen every second
Radeon HD 8970
50.4 GPixel/s
Radeon HD 7970
29.6 GPixel/s
texture rate Speed at which a graphics card can perform texture mapping
Radeon HD 8970
168 GTexel/s
Radeon HD 7970
118.4 GTexel/s
floating point performance How fast the gpu can crunch numbers
Radeon HD 8970
5,376 GFLOPS
Radeon HD 7970
3,789 GFLOPS
shading units Subcomponents of the gpu, these run in parallel to enable fast pixel shading
Radeon HD 8970
2,560
Radeon HD 7970
2,048
texture mapping units Built into each gpu, these resize and rotate bitmaps for texturing scenes
Radeon HD 8970
128
Radeon HD 7970
128
Specifications Full list of technical specs
gpu | Radeon HD 8970 | vs | 7970 |
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GPU brand | AMD | AMD | |
GPU name | Curaçao XT | Tahiti XT | |
Market | Desktop | Desktop | |
Clock speed | 1,050 MHz | 925 MHz | |
Is dual GPU | No | No | |
Reference card | None | None | |
raw performance | |||
Shading units | 2,560 | 2,048 | |
Texture mapping units | 128 | 128 | |
Render output processors | 48 | 32 | |
Compute units | 40 | 32 | |
Pixel rate | 50.4 GPixel/s | 29.6 GPixel/s | |
Texture rate | 168 GTexel/s | 118.4 GTexel/s | |
Floating-point performance | 5,376 GFLOPS | 3,789 GFLOPS |
memory | Radeon HD 8970 | vs | 7970 |
---|---|---|---|
Memory clock speed | 1,500 MHz | 1,375 MHz | |
Effective memory clock speed | 6,000 MHz | 5,500 MHz | |
Memory bus | 384 bit | 384 bit | |
Memory | 3,072 MB | 3,072 MB | |
Memory type | GDDR5 | GDDR5 | |
Memory bandwidth | 288 GB/s | 264 GB/s |
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Comments
Showing 3 comments.
Jude Fiorillo (01:01 PM, June 12, 2013)
Dlf (04:58 AM, June 12, 2013)
Mombasa69 (02:19 PM, June 11, 2013)